Home / 4,356.12-6,535.28-1,890.34

Finding the Fourth Proportional to 4,356.12, 6,535.28 and 1,890.34

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Solution

The fourth proportional to 4,356.12, 6,535.28 and 1,890.34 is: 2,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.12 : 6,535.28 = 1,890.34 : x
  2. Step 2: Convert to fraction form
    4,356.12/6,535.28 = 1,890.34/x
  3. Step 3: Cross multiply
    4,356.12x = 6,535.28 × 1,890.34
  4. Step 4: Simplify right side
    4,356.12x = 12,353,901.20
  5. Step 5: Solve for x
    x = 12,353,901.20/4,356.12
  6. Step 6: Final answer
    x = 2,835.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.